Blowout plug



FIG. 1 is a top, side perspective view of a blowout plug embodying my design with a protective cap;

FIG. 2 is a top plan view of the blowout plug as seen in FIG. 1 but with the protective cap removed;

FIG. 3 is a bottom plan view of the blowout plug as seen in FIG. 2;

FIG. 4 is a side elevational view thereof, all sides being substantially identical; and,

FIG. 5 is a cross-sectional view of the blowout plug as seen in FIG. 4 along lines 5--5. 

The ornamental design for a blowout plug, as shown and described. 